Home / 1,180,135,902.73-1,628,544,851.41-651,488,537.57

Finding the Fourth Proportional to 1,180,135,902.73, 1,628,544,851.41 and 651,488,537.57

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Solution

The fourth proportional to 1,180,135,902.73, 1,628,544,851.41 and 651,488,537.57 is: 899,030,612.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,135,902.73 : 1,628,544,851.41 = 651,488,537.57 : x
  2. Step 2: Convert to fraction form
    1,180,135,902.73/1,628,544,851.41 = 651,488,537.57/x
  3. Step 3: Cross multiply
    1,180,135,902.73x = 1,628,544,851.41 × 651,488,537.57
  4. Step 4: Simplify right side
    1,180,135,902.73x = 1,060,978,303,608,996,480
  5. Step 5: Solve for x
    x = 1,060,978,303,608,996,480/1,180,135,902.73
  6. Step 6: Final answer
    x = 899,030,612.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.